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Diff for /loncom/lond between versions 1.233 and 1.238

version 1.233, 2004/08/18 17:43:05 version 1.238, 2004/08/24 10:40:08
Line 52  use LONCAPA::lonlocal; Line 52  use LONCAPA::lonlocal;
 use LONCAPA::lonssl;  use LONCAPA::lonssl;
 use Fcntl qw(:flock);  use Fcntl qw(:flock);
   
 my $DEBUG = 0;       # Non zero to enable debug log entries.  my $DEBUG = 1;       # Non zero to enable debug log entries.
   
 my $status='';  my $status='';
 my $lastlog='';  my $lastlog='';
Line 1284  sub push_file_handler { Line 1284  sub push_file_handler {
   
   
   
   
   
 #   Process a reinit request.  Reinit requests that either  #   Process a reinit request.  Reinit requests that either
 #   lonc or lond be reinitialized so that an updated   #   lonc or lond be reinitialized so that an updated 
 #   host.tab or domain.tab can be processed.  #   host.tab or domain.tab can be processed.
Line 1860  sub remove_user_file_handler { Line 1862  sub remove_user_file_handler {
 }  }
 &register_handler("removeuserfile", \&remove_user_file_handler, 0,1,0);  &register_handler("removeuserfile", \&remove_user_file_handler, 0,1,0);
   
   #
   #   make a directory in a user's home directory userfiles subdirectory.
   # Parameters:
   #    cmd   - the Lond request keyword that got us here.
   #    tail  - the part of the command past the keyword.
   #    client- File descriptor connected with the client.
   #
   # Returns:
   #    1    - Continue processing.
   
   sub mkdir_user_file_handler {
       my ($cmd, $tail, $client) = @_;
   
       my ($dir) = split(/:/, $tail); # Get rid of any tailing :'s lonc may have sent.
       $dir=&unescape($dir);
       my ($udom,$uname,$ufile) = ($dir =~ m|^([^/]+)/([^/]+)/(.+)$|);
       if ($ufile =~m|/\.\./|) {
    # any files paths with /../ in them refuse 
    # to deal with
    &Failure($client, "refused\n", "$cmd:$tail");
       } else {
    my $udir = &propath($udom,$uname);
    if (-e $udir) {
       my $newdir=$udir.'/userfiles/'.$ufile;
       if (!-e $newdir) {
    mkdir($newdir);
    if (!-e $newdir) {
       &Failure($client, "failed\n", "$cmd:$tail");
    } else {
       &Reply($client, "ok\n", "$cmd:$tail");
    }
       } else {
    &Failure($client, "not_found\n", "$cmd:$tail");
       }
    } else {
       &Failure($client, "not_home\n", "$cmd:$tail");
    }
       }
       return 1;
   }
   &register_handler("mkdiruserfile", \&mkdir_user_file_handler, 0,1,0);
   
   #
   #   rename a file in a user's home directory userfiles subdirectory.
   # Parameters:
   #    cmd   - the Lond request keyword that got us here.
   #    tail  - the part of the command past the keyword.
   #    client- File descriptor connected with the client.
   #
   # Returns:
   #    1    - Continue processing.
   
   sub rename_user_file_handler {
       my ($cmd, $tail, $client) = @_;
   
       my ($udom,$uname,$old,$new) = split(/:/, $tail);
       $old=&unescape($old);
       $new=&unescape($new);
       if ($new =~m|/\.\./| || $old =~m|/\.\./|) {
    # any files paths with /../ in them refuse to deal with
    &Failure($client, "refused\n", "$cmd:$tail");
       } else {
    my $udir = &propath($udom,$uname);
    if (-e $udir) {
       my $oldfile=$udir.'/userfiles/'.$old;
       my $newfile=$udir.'/userfiles/'.$new;
       if (-e $newfile) {
    &Failure($client, "exists\n", "$cmd:$tail");
       } elsif (! -e $oldfile) {
    &Failure($client, "not_found\n", "$cmd:$tail");
       } else {
    if (!rename($oldfile,$newfile)) {
       &Failure($client, "failed\n", "$cmd:$tail");
    } else {
       &Reply($client, "ok\n", "$cmd:$tail");
    }
       }
    } else {
       &Failure($client, "not_home\n", "$cmd:$tail");
    }
       }
       return 1;
   }
   &register_handler("renameuserfile", \&rename_user_file_handler, 0,1,0);
   
   
 #  #
 #  Authenticate access to a user file by checking the user's   #  Authenticate access to a user file by checking the user's 
Line 2696  sub restore_handler { Line 2783  sub restore_handler {
   
 }  }
 &register_handler("restore", \&restore_handler, 0,1,0);  &register_handler("restore", \&restore_handler, 0,1,0);
   
   #
   #   Add a chat message to to a discussion board.
   #
   # Parameters:
   #    $cmd                - Request keyword.
   #    $tail               - Tail of the command. A colon separated list
   #                          containing:
   #                          cdom    - Domain on which the chat board lives
   #                          cnum    - Identifier of the discussion group.
   #                          post    - Body of the posting.
   #   $client              - Socket open on the client.
   # Returns:
   #   1    - Indicating caller should keep on processing.
   #
   # Side-effects:
   #   writes a reply to the client.
   #
   #
   sub send_chat_handler {
       my ($cmd, $tail, $client) = @_;
   
       
       my $userinput = "$cmd:$tail";
   
       my ($cdom,$cnum,$newpost)=split(/\:/,$tail);
       &chat_add($cdom,$cnum,$newpost);
       &Reply($client, "ok\n", $userinput);
   
       return 1;
   }
   &register_handler("chatsend", \&send_chat_handler, 0, 1, 0);
   #
   #   Retrieve the set of chat messagss from a discussion board.
   #
   #  Parameters:
   #    $cmd             - Command keyword that initiated the request.
   #    $tail            - Remainder of the request after the command
   #                       keyword.  In this case a colon separated list of
   #                       chat domain    - Which discussion board.
   #                       chat id        - Discussion thread(?)
   #                       domain/user    - Authentication domain and username
   #                                        of the requesting person.
   #   $client           - Socket open on the client program.
   # Returns:
   #    1     - continue processing
   # Side effects:
   #    Response is written to the client.
   #
   sub retrieve_chat_handler {
       my ($cmd, $tail, $client) = @_;
   
   
       my $userinput = "$cmd:$tail";
   
       my ($cdom,$cnum,$udom,$uname)=split(/\:/,$tail);
       my $reply='';
       foreach (&get_chat($cdom,$cnum,$udom,$uname)) {
    $reply.=&escape($_).':';
       }
       $reply=~s/\:$//;
       &Reply($client, $reply."\n", $userinput);
   
   
       return 1;
   }
   &register_handler("chatretr", \&retrieve_chat_handler, 0, 1, 0);
   
   #
   #  Initiate a query of an sql database.  SQL query repsonses get put in
   #  a file for later retrieval.  This prevents sql query results from
   #  bottlenecking the system.  Note that with loncnew, perhaps this is
   #  less of an issue since multiple outstanding requests can be concurrently
   #  serviced.
   #
   #  Parameters:
   #     $cmd       - COmmand keyword that initiated the request.
   #     $tail      - Remainder of the command after the keyword.
   #                  For this function, this consists of a query and
   #                  3 arguments that are self-documentingly labelled
   #                  in the original arg1, arg2, arg3.
   #     $client    - Socket open on the client.
   # Return:
   #    1   - Indicating processing should continue.
   # Side-effects:
   #    a reply is written to $client.
   #
   sub send_query_handler {
       my ($cmd, $tail, $client) = @_;
   
   
       my $userinput = "$cmd:$tail";
   
       my ($query,$arg1,$arg2,$arg3)=split(/\:/,$tail);
       $query=~s/\n*$//g;
       &Reply($client, "". &sql_reply("$clientname\&$query".
    "\&$arg1"."\&$arg2"."\&$arg3")."\n",
     $userinput);
       
       return 1;
   }
   &register_handler("querysend", \&send_query_handler, 0, 1, 0);
   
   #
   #   Add a reply to an sql query.  SQL queries are done asyncrhonously.
   #   The query is submitted via a "querysend" transaction.
   #   There it is passed on to the lonsql daemon, queued and issued to
   #   mysql.
   #     This transaction is invoked when the sql transaction is complete
   #   it stores the query results in flie and indicates query completion.
   #   presumably local software then fetches this response... I'm guessing
   #   the sequence is: lonc does a querysend, we ask lonsql to do it.
   #   lonsql on completion of the query interacts with the lond of our
   #   client to do a query reply storing two files:
   #    - id     - The results of the query.
   #    - id.end - Indicating the transaction completed. 
   #    NOTE: id is a unique id assigned to the query and querysend time.
   # Parameters:
   #    $cmd        - Command keyword that initiated this request.
   #    $tail       - Remainder of the tail.  In this case that's a colon
   #                  separated list containing the query Id and the 
   #                  results of the query.
   #    $client     - Socket open on the client.
   # Return:
   #    1           - Indicating that we should continue processing.
   # Side effects:
   #    ok written to the client.
   #
   sub reply_query_handler {
       my ($cmd, $tail, $client) = @_;
   
   
       my $userinput = "$cmd:$tail";
   
       my ($cmd,$id,$reply)=split(/:/,$userinput); 
       my $store;
       my $execdir=$perlvar{'lonDaemons'};
       if ($store=IO::File->new(">$execdir/tmp/$id")) {
    $reply=~s/\&/\n/g;
    print $store $reply;
    close $store;
    my $store2=IO::File->new(">$execdir/tmp/$id.end");
    print $store2 "done\n";
    close $store2;
    &Reply($client, "ok\n", $userinput);
       } else {
    &Failure($client, "error: ".($!+0)
    ." IO::File->new Failed ".
    "while attempting queryreply\n", $userinput);
       }
    
   
       return 1;
   }
   &register_handler("queryreply", \&reply_query_handler, 0, 1, 0);
   
   #
   #  Process the courseidput request.  Not quite sure what this means
   #  at the system level sense.  It appears a gdbm file in the 
   #  /home/httpd/lonUsers/$domain/nohist_courseids is tied and
   #  a set of entries made in that database.
   #
   # Parameters:
   #   $cmd      - The command keyword that initiated this request.
   #   $tail     - Tail of the command.  In this case consists of a colon
   #               separated list contaning the domain to apply this to and
   #               an ampersand separated list of keyword=value pairs.
   #   $client   - Socket open on the client.
   # Returns:
   #   1    - indicating that processing should continue
   #
   # Side effects:
   #   reply is written to the client.
   #
   sub put_course_id_handler {
       my ($cmd, $tail, $client) = @_;
   
   
       my $userinput = "$cmd:$tail";
   
       my ($udom, $what) = split(/:/, $tail);
       chomp($what);
       my $now=time;
       my @pairs=split(/\&/,$what);
   
       my $hashref = &tie_domain_hash($udom, "nohist_courseids", &GDBM_WRCREAT());
       if ($hashref) {
    foreach my $pair (@pairs) {
       my ($key,$value)=split(/=/,$pair);
       $hashref->{$key}=$value.':'.$now;
    }
    if (untie(%$hashref)) {
       &Reply($client, "ok\n", $userinput);
    } else {
       &Failure( $client, "error: ".($!+0)
        ." untie(GDBM) Failed ".
        "while attempting courseidput\n", $userinput);
    }
       } else {
    &Failure( $client, "error: ".($!+0)
    ." tie(GDBM) Failed ".
    "while attempting courseidput\n", $userinput);
       }
   
       return 1;
   }
   &register_handler("courseidput", \&put_course_id_handler, 0, 1, 0);
   
   #  Retrieves the value of a course id resource keyword pattern
   #  defined since a starting date.  Both the starting date and the
   #  keyword pattern are optional.  If the starting date is not supplied it
   #  is treated as the beginning of time.  If the pattern is not found,
   #  it is treatred as "." matching everything.
   #
   #  Parameters:
   #     $cmd     - Command keyword that resulted in us being dispatched.
   #     $tail    - The remainder of the command that, in this case, consists
   #                of a colon separated list of:
   #                 domain   - The domain in which the course database is 
   #                            defined.
   #                 since    - Optional parameter describing the minimum
   #                            time of definition(?) of the resources that
   #                            will match the dump.
   #                 description - regular expression that is used to filter
   #                            the dump.  Only keywords matching this regexp
   #                            will be used.
   #     $client  - The socket open on the client.
   # Returns:
   #    1     - Continue processing.
   # Side Effects:
   #   a reply is written to $client.
   sub dump_course_id_handler {
       my ($cmd, $tail, $client) = @_;
   
       my $userinput = "$cmd:$tail";
   
       my ($udom,$since,$description) =split(/:/,$tail);
       if (defined($description)) {
    $description=&unescape($description);
       } else {
    $description='.';
       }
       unless (defined($since)) { $since=0; }
       my $qresult='';
       my $hashref = &tie_domain_hash($udom, "nohist_courseids", &GDBM_WRCREAT());
       if ($hashref) {
    while (my ($key,$value) = each(%$hashref)) {
       my ($descr,$lasttime,$inst_code);
       if ($value =~ m/^([^\:]*):([^\:]*):(\d+)$/) {
    ($descr,$inst_code,$lasttime)=($1,$2,$3);
       } else {
    ($descr,$lasttime) = split(/\:/,$value);
       }
       if ($lasttime<$since) { next; }
       if ($description eq '.') {
    $qresult.=$key.'='.$descr.':'.$inst_code.'&';
       } else {
    my $unescapeVal = &unescape($descr);
    if (eval('$unescapeVal=~/\Q$description\E/i')) {
       $qresult.=$key.'='.$descr.':'.$inst_code.'&';
    }
       }
    }
    if (untie(%$hashref)) {
       chop($qresult);
       &Reply($client, "$qresult\n", $userinput);
    } else {
       &Failure($client, "error: ".($!+0)." untie(GDBM) Failed ".
       "while attempting courseiddump\n", $userinput);
    }
       } else {
    &Failure($client, "error: ".($!+0)." tie(GDBM) Failed ".
    "while attempting courseiddump\n", $userinput);
       }
   
   
       return 1;
   }
   &register_handler("courseiddump", \&dump_course_id_handler, 0, 1, 0);
   
   #
   #  Puts an id to a domains id database. 
   #
   #  Parameters:
   #   $cmd     - The command that triggered us.
   #   $tail    - Remainder of the request other than the command. This is a 
   #              colon separated list containing:
   #              $domain  - The domain for which we are writing the id.
   #              $pairs  - The id info to write... this is and & separated list
   #                        of keyword=value.
   #   $client  - Socket open on the client.
   #  Returns:
   #    1   - Continue processing.
   #  Side effects:
   #     reply is written to $client.
   #
   sub put_id_handler {
       my ($cmd,$tail,$client) = @_;
   
   
       my $userinput = "$cmd:$tail";
   
       my ($udom,$what)=split(/:/,$tail);
       chomp($what);
       my @pairs=split(/\&/,$what);
       my $hashref = &tie_domain_hash($udom, "ids", &GDBM_WRCREAT(),
      "P", $what);
       if ($hashref) {
    foreach my $pair (@pairs) {
       my ($key,$value)=split(/=/,$pair);
       $hashref->{$key}=$value;
    }
    if (untie(%$hashref)) {
       &Reply($client, "ok\n", $userinput);
    } else {
       &Failure($client, "error: ".($!+0)." untie(GDBM) Failed ".
        "while attempting idput\n", $userinput);
    }
       } else {
    &Failure( $client, "error: ".($!+0)." tie(GDBM) Failed ".
     "while attempting idput\n", $userinput);
       }
   
       return 1;
   }
   
   &register_handler("idput", \&put_id_handler, 0, 1, 0);
   #
   #  Retrieves a set of id values from the id database.
   #  Returns an & separated list of results, one for each requested id to the
   #  client.
   #
   # Parameters:
   #   $cmd       - Command keyword that caused us to be dispatched.
   #   $tail      - Tail of the command.  Consists of a colon separated:
   #               domain - the domain whose id table we dump
   #               ids      Consists of an & separated list of
   #                        id keywords whose values will be fetched.
   #                        nonexisting keywords will have an empty value.
   #   $client    - Socket open on the client.
   #
   # Returns:
   #    1 - indicating processing should continue.
   # Side effects:
   #   An & separated list of results is written to $client.
   #
   sub get_id_handler {
       my ($cmd, $tail, $client) = @_;
   
       
       my $userinput = "$client:$tail";
       
       my ($udom,$what)=split(/:/,$tail);
       chomp($what);
       my @queries=split(/\&/,$what);
       my $qresult='';
       my $hashref = &tie_domain_hash($udom, "ids", &GDBM_READER());
       if ($hashref) {
    for (my $i=0;$i<=$#queries;$i++) {
       $qresult.="$hashref->{$queries[$i]}&";
    }
    if (untie(%$hashref)) {
       $qresult=~s/\&$//;
       &Reply($client, "$qresult\n", $userinput);
    } else {
       &Failure( $client, "error: ".($!+0)." untie(GDBM) Failed ".
         "while attempting idget\n",$userinput);
    }
       } else {
    &Failure($client, "error: ".($!+0)." tie(GDBM) Failed ".
    "while attempting idget\n",$userinput);
       }
       
       return 1;
   }
   
   register_handler("idget", \&get_id_handler, 0, 1, 0);
   
   #
   #  Process the tmpput command I'm not sure what this does.. Seems to
   #  create a file in the lonDaemons/tmp directory of the form $id.tmp
   # where Id is the client's ip concatenated with a sequence number.
   # The file will contain some value that is passed in.  Is this e.g.
   # a login token?
   #
   # Parameters:
   #    $cmd     - The command that got us dispatched.
   #    $tail    - The remainder of the request following $cmd:
   #               In this case this will be the contents of the file.
   #    $client  - Socket connected to the client.
   # Returns:
   #    1 indicating processing can continue.
   # Side effects:
   #   A file is created in the local filesystem.
   #   A reply is sent to the client.
   sub tmp_put_handler {
       my ($cmd, $what, $client) = @_;
   
       my $userinput = "$cmd:$what"; # Reconstruct for logging.
   
   
       my $store;
       $tmpsnum++;
       my $id=$$.'_'.$clientip.'_'.$tmpsnum;
       $id=~s/\W/\_/g;
       $what=~s/\n//g;
       my $execdir=$perlvar{'lonDaemons'};
       if ($store=IO::File->new(">$execdir/tmp/$id.tmp")) {
    print $store $what;
    close $store;
    &Reply($client, "$id\n", $userinput);
       } else {
    &Failure( $client, "error: ".($!+0)."IO::File->new Failed ".
     "while attempting tmpput\n", $userinput);
       }
       return 1;
     
   }
   &register_handler("tmpput", \&tmp_put_handler, 0, 1, 0);
   #   Processes the tmpget command.  This command returns the contents
   #  of a temporary resource file(?) created via tmpput.
   #
   # Paramters:
   #    $cmd      - Command that got us dispatched.
   #    $id       - Tail of the command, contain the id of the resource
   #                we want to fetch.
   #    $client   - socket open on the client.
   # Return:
   #    1         - Inidcating processing can continue.
   # Side effects:
   #   A reply is sent to the client.
   
   #
   sub tmp_get_handler {
       my ($cmd, $id, $client) = @_;
   
       my $userinput = "$cmd:$id"; 
       
   
       $id=~s/\W/\_/g;
       my $store;
       my $execdir=$perlvar{'lonDaemons'};
       if ($store=IO::File->new("$execdir/tmp/$id.tmp")) {
    my $reply=<$store>;
    &Reply( $client, "$reply\n", $userinput);
    close $store;
       } else {
    &Failure( $client, "error: ".($!+0)."IO::File->new Failed ".
     "while attempting tmpget\n", $userinput);
       }
   
       return 1;
   }
   &register_handler("tmpget", \&tmp_get_handler, 0, 1, 0);
   #
   #  Process the tmpdel command.  This command deletes a temp resource
   #  created by the tmpput command.
   #
   # Parameters:
   #   $cmd      - Command that got us here.
   #   $id       - Id of the temporary resource created.
   #   $client   - socket open on the client process.
   #
   # Returns:
   #   1     - Indicating processing should continue.
   # Side Effects:
   #   A file is deleted
   #   A reply is sent to the client.
   sub tmp_del_handler {
       my ($cmd, $id, $client) = @_;
       
       my $userinput= "$cmd:$id";
       
       chomp($id);
       $id=~s/\W/\_/g;
       my $execdir=$perlvar{'lonDaemons'};
       if (unlink("$execdir/tmp/$id.tmp")) {
    &Reply($client, "ok\n", $userinput);
       } else {
    &Failure( $client, "error: ".($!+0)."Unlink tmp Failed ".
     "while attempting tmpdel\n", $userinput);
       }
       
       return 1;
   
   }
   &register_handler("tmpdel", \&tmp_del_handler, 0, 1, 0);
   #
   #
 #  #
 #  #
 #---------------------------------------------------------------  #---------------------------------------------------------------
Line 2713  sub get_request { Line 3289  sub get_request {
     my $input = <$client>;      my $input = <$client>;
     chomp($input);      chomp($input);
   
     Debug("get_request: Request = $input\n");      &Debug("get_request: Request = $input\n");
   
     &status('Processing '.$clientname.':'.$input);      &status('Processing '.$clientname.':'.$input);
   
Line 2812  sub process_request { Line 3388  sub process_request {
 #------------------- Commands not yet in spearate handlers. --------------  #------------------- Commands not yet in spearate handlers. --------------
   
   
   
 # -------------------------------------------------------------------- chatsend  
    if ($userinput =~ /^chatsend/) {  
  if(isClient) {  
     my ($cmd,$cdom,$cnum,$newpost)=split(/\:/,$userinput);  
     &chatadd($cdom,$cnum,$newpost);  
     print $client "ok\n";  
  } else {  
     Reply($client, "refused\n", $userinput);  
       
  }  
 # -------------------------------------------------------------------- chatretr  
     } elsif ($userinput =~ /^chatretr/) {  
  if(isClient) {  
     my   
  ($cmd,$cdom,$cnum,$udom,$uname)=split(/\:/,$userinput);  
     my $reply='';  
     foreach (&getchat($cdom,$cnum,$udom,$uname)) {  
  $reply.=&escape($_).':';  
     }  
     $reply=~s/\:$//;  
     print $client $reply."\n";  
  } else {  
     Reply($client, "refused\n", $userinput);  
       
  }  
 # ------------------------------------------------------------------- querysend  
     } elsif ($userinput =~ /^querysend/) {  
  if (isClient) {  
     my ($cmd,$query,  
  $arg1,$arg2,$arg3)=split(/\:/,$userinput);  
     $query=~s/\n*$//g;  
     print $client "".  
  sqlreply("$clientname\&$query".  
  "\&$arg1"."\&$arg2"."\&$arg3")."\n";  
  } else {  
     Reply($client, "refused\n", $userinput);  
       
  }  
 # ------------------------------------------------------------------ queryreply  
     } elsif ($userinput =~ /^queryreply/) {  
  if(isClient) {  
     my ($cmd,$id,$reply)=split(/:/,$userinput);   
     my $store;  
     my $execdir=$perlvar{'lonDaemons'};  
     if ($store=IO::File->new(">$execdir/tmp/$id")) {  
  $reply=~s/\&/\n/g;  
  print $store $reply;  
  close $store;  
  my $store2=IO::File->new(">$execdir/tmp/$id.end");  
  print $store2 "done\n";  
  close $store2;  
  print $client "ok\n";  
     } else {  
  print $client "error: ".($!+0)  
     ." IO::File->new Failed ".  
     "while attempting queryreply\n";  
     }  
  } else {  
     Reply($client, "refused\n", $userinput);  
       
  }  
 # ----------------------------------------------------------------- courseidput  
     } elsif ($userinput =~ /^courseidput/) {  
  if(isClient) {  
     my ($cmd,$udom,$what)=split(/:/,$userinput);  
     chomp($what);  
  $udom=~s/\W//g;  
     my $proname=  
  "$perlvar{'lonUsersDir'}/$udom/nohist_courseids";  
     my $now=time;  
     my @pairs=split(/\&/,$what);  
     my %hash;  
     if (tie(%hash,'GDBM_File',"$proname.db",&GDBM_WRCREAT(),0640)) {  
  foreach my $pair (@pairs) {  
     my ($key,$descr,$inst_code)=split(/=/,$pair);  
     $hash{$key}=$descr.':'.$inst_code.':'.$now;  
  }  
  if (untie(%hash)) {  
     print $client "ok\n";  
  } else {  
     print $client "error: ".($!+0)  
  ." untie(GDBM) Failed ".  
  "while attempting courseidput\n";  
  }  
     } else {  
  print $client "error: ".($!+0)  
     ." tie(GDBM) Failed ".  
     "while attempting courseidput\n";  
     }  
  } else {  
     Reply($client, "refused\n", $userinput);  
       
  }  
 # ---------------------------------------------------------------- courseiddump  
     } elsif ($userinput =~ /^courseiddump/) {  
  if(isClient) {  
     my ($cmd,$udom,$since,$description)  
  =split(/:/,$userinput);  
     if (defined($description)) {  
  $description=&unescape($description);  
     } else {  
  $description='.';  
     }  
     unless (defined($since)) { $since=0; }  
     my $qresult='';  
     my $proname=  
  "$perlvar{'lonUsersDir'}/$udom/nohist_courseids";  
     my %hash;  
     if (tie(%hash,'GDBM_File',"$proname.db",&GDBM_READER(),0640)) {  
  while (my ($key,$value) = each(%hash)) {  
     my ($descr,$lasttime,$inst_code);  
     if ($value =~ m/^([^\:]*):([^\:]*):(\d+)$/) {  
  ($descr,$inst_code,$lasttime)=($1,$2,$3);  
     } else {  
  ($descr,$lasttime) = split(/\:/,$value);  
     }  
     if ($lasttime<$since) { next; }  
     if ($description eq '.') {  
  $qresult.=$key.'='.$descr.':'.$inst_code.'&';  
     } else {  
  my $unescapeVal = &unescape($descr);  
  if (eval('$unescapeVal=~/\Q$description\E/i')) {  
     $qresult.=$key.'='.$descr.':'.$inst_code.'&';  
  }  
     }  
  }  
  if (untie(%hash)) {  
     chop($qresult);  
     print $client "$qresult\n";  
  } else {  
     print $client "error: ".($!+0)  
  ." untie(GDBM) Failed ".  
  "while attempting courseiddump\n";  
  }  
     } else {  
  print $client "error: ".($!+0)  
     ." tie(GDBM) Failed ".  
     "while attempting courseiddump\n";  
     }  
  } else {  
     Reply($client, "refused\n", $userinput);  
       
  }  
 # ----------------------------------------------------------------------- idput  # ----------------------------------------------------------------------- idput
     } elsif ($userinput =~ /^idput/) {      if ($userinput =~ /^idput/) {
  if(isClient) {   if(isClient) {
     my ($cmd,$udom,$what)=split(/:/,$userinput);      my ($cmd,$udom,$what)=split(/:/,$userinput);
     chomp($what);      chomp($what);
Line 3089  sub process_request { Line 3521  sub process_request {
     Reply($client, "refused\n", $userinput);      Reply($client, "refused\n", $userinput);
           
  }   }
 # ----------------------------------------- portfolio directory list (portls)  
     } elsif ($userinput =~ /^portls/) {  
  if(isClient) {  
     my ($cmd,$uname,$udom)=split(/:/,$userinput);  
     my $udir=propath($udom,$uname).'/userfiles/portfolio';  
     my $dirLine='';  
     my $dirContents='';  
     if (opendir(LSDIR,$udir.'/')){  
  while ($dirLine = readdir(LSDIR)){  
     $dirContents = $dirContents.$dirLine.'<br />';  
  }  
     } else {  
  $dirContents = "No directory found\n";  
     }  
     print $client $dirContents."\n";  
  } else {  
     Reply($client, "refused\n", $userinput);  
  }  
 # -------------------------------------------------------------------------- ls  # -------------------------------------------------------------------------- ls
     } elsif ($userinput =~ /^ls/) {      } elsif ($userinput =~ /^ls/) {
  if(isClient) {   if(isClient) {
Line 3849  sub reply { Line 4263  sub reply {
   
 # -------------------------------------------------------------- Talk to lonsql  # -------------------------------------------------------------- Talk to lonsql
   
 sub sqlreply {  sub sql_reply {
     my ($cmd)=@_;      my ($cmd)=@_;
     my $answer=subsqlreply($cmd);      my $answer=&sub_sql_reply($cmd);
     if ($answer eq 'con_lost') { $answer=subsqlreply($cmd); }      if ($answer eq 'con_lost') { $answer=&sub_sql_reply($cmd); }
     return $answer;      return $answer;
 }  }
   
 sub subsqlreply {  sub sub_sql_reply {
     my ($cmd)=@_;      my ($cmd)=@_;
     my $unixsock="mysqlsock";      my $unixsock="mysqlsock";
     my $peerfile="$perlvar{'lonSockDir'}/$unixsock";      my $peerfile="$perlvar{'lonSockDir'}/$unixsock";
Line 4442  sub addline { Line 4856  sub addline {
     return $found;      return $found;
 }  }
   
 sub getchat {  sub get_chat {
     my ($cdom,$cname,$udom,$uname)=@_;      my ($cdom,$cname,$udom,$uname)=@_;
     my %hash;      my %hash;
     my $proname=&propath($cdom,$cname);      my $proname=&propath($cdom,$cname);
Line 4467  sub getchat { Line 4881  sub getchat {
     return (@participants,@entries);      return (@participants,@entries);
 }  }
   
 sub chatadd {  sub chat_add {
     my ($cdom,$cname,$newchat)=@_;      my ($cdom,$cname,$newchat)=@_;
     my %hash;      my %hash;
     my $proname=&propath($cdom,$cname);      my $proname=&propath($cdom,$cname);
Removed from v.1.233  
changed lines
  Added in v.1.238

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